:root {
  --bg-0: #0d0b08;
  --bg-1: #151109;
  --bg-2: #1d1710;
  --gold: #c9a24b;
  --gold-light: #e8caa0;
  --text-0: #f3ece0;
  --text-1: #b7ad9c;
  --border: rgba(201, 162, 75, 0.18);
  --radius: 16px;
}
[data-theme="light"] {
  --bg-0: #f7f3ec;
  --bg-1: #ffffff;
  --bg-2: #fbf8f2;
  --gold: #a97c1f;
  --gold-light: #8a5f14;
  --text-0: #241d10;
  --text-1: #6b6152;
  --border: rgba(169, 124, 31, 0.25);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Segoe UI', 'Inter', system-ui, sans-serif;
  color: var(--text-0);
  background:
    radial-gradient(circle at 15% -10%, rgba(201,162,75,0.14), transparent 45%),
    radial-gradient(circle at 90% 10%, rgba(201,162,75,0.08), transparent 40%),
    linear-gradient(180deg, var(--bg-0), var(--bg-1) 60%, var(--bg-0));
  min-height: 100vh;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 32px clamp(20px, 5vw, 64px) 8px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--gold), #7c5c1e);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #201705;
  box-shadow: 0 0 24px rgba(201,162,75,0.35);
}

.brand h1 {
  font-size: 1.05rem;
  margin: 0;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--gold-light);
}

.brand span {
  display: block;
  font-size: 0.75rem;
  color: var(--text-1);
  font-weight: 400;
  letter-spacing: 0.02em;
}

.panel-header a {
  color: var(--text-1);
  text-decoration: none;
  font-size: 0.85rem;
  border: 1px solid var(--border);
  padding: 8px 14px;
  border-radius: 999px;
  transition: all .2s ease;
}
.panel-header a:hover { color: var(--gold-light); border-color: var(--gold); }

.header-actions { display: flex; align-items: center; gap: 10px; }
.theme-toggle-btn {
  background: transparent;
  color: var(--text-1);
  border: 1px solid var(--border);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all .2s ease;
}
.theme-toggle-btn:hover { color: var(--gold-light); border-color: var(--gold); }

.hero {
  padding: 24px clamp(20px, 5vw, 64px) 8px;
}
.hero h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  margin: 0 0 6px;
  font-weight: 600;
}
.hero p {
  margin: 0;
  color: var(--text-1);
  max-width: 640px;
  line-height: 1.5;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
  padding: 28px clamp(20px, 5vw, 64px) 60px;
}

.card {
  position: relative;
  background: linear-gradient(160deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  overflow: hidden;
  text-decoration: none;
  color: var(--text-0);
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 168px;
  opacity: 0;
  transform: translateY(14px);
  animation: rise .5s ease forwards;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--gold);
  box-shadow: 0 12px 32px rgba(0,0,0,0.35), 0 0 0 1px rgba(201,162,75,0.25);
}
.card:hover .card-glow { opacity: 1; }

.card-glow {
  position: absolute;
  inset: -40% -40% auto auto;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  filter: blur(50px);
  opacity: 0;
  transition: opacity .3s ease;
  pointer-events: none;
}

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  color: #1c1508;
}

.card h3 {
  margin: 0;
  font-size: 1.08rem;
  font-weight: 600;
  color: var(--gold-light);
}

.card p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-1);
  line-height: 1.45;
  flex: 1;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-1);
}

.badge {
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.68rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border: 1px solid var(--border);
}
.badge.activo { color: #8fd19e; border-color: rgba(143,209,158,0.35); }
.badge.proximamente { color: #d1b98f; border-color: rgba(209,185,143,0.35); }

.card.disabled { cursor: default; opacity: .6; }
.card.disabled:hover { transform: none; box-shadow: none; border-color: var(--border); }

.add-card {
  border-style: dashed;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--text-1);
}
.add-card .plus {
  font-size: 1.6rem;
  color: var(--gold);
}

@keyframes rise {
  to { opacity: 1; transform: translateY(0); }
}

.empty, .error-msg {
  color: var(--text-1);
  padding: 40px clamp(20px, 5vw, 64px);
}